########          
#......           
#....             
#..##             
#..'#             
#..#.#            
#..# ?#           
#..#  .#          
#..#   .#         
#..###############
#.....s...........
#.....4...........
##########''######
##########''######
#.......s........#
#......#4.#......#
#................+
+................+
#......#..#......#
#................#
####'#####++######
#.......#         
#.......#         
#.......#         
#...<...#         
#.......#         
#.......#         
#.......#         
#########